Inventor

John W. Hoover

Inventor

Huntington, CT, US

Overview

14→

Patents

1984–2005

Patent span

Electricity

Primary field (CPC H)

Patents· 14 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G11Bprimary

G11BInformation storage based on relative movement between record carrier and transducer19%

H02KDynamo-electric machines15%

F04DNon-positive-displacement pumps12%

Y10TTechnical subjects covered by former us classification12%

H05KPrinted circuits8%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h108%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%

F01DNon-positive displacement machines or engines, e.g. steam turbines4%

F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to machines or engines for liquids covered by subclasses f03b, f03d and f03g4%

F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants4%

PatentTitleYear

6,860,713'Fan with collapsible blades, redundant fan system, and related method'2005 5,982,066'Electric motor'1999 5,484,262'Low profile fan body with heat transfer characteristics'1996 5,452,181'Detachable apparatus for cooling integrated circuits'1995 4,934,041'Method of assembling brushless electric motors'1990 4,910,420'Brushless electric motor'1990 4,898,759'Molded printed circuit board for use with a brushless electric motor'1990 4,870,516'Portable dictating machine'1989 D0293100'Cassette'1987 D0291882'Dictating machine'1987 4,547,821'Head support and positioning assembly for record/playback device'1985 4,476,510'Tape cassette'1984 4,470,561'Tape recorder slip clutch'1984 4,443,827'Tape cassette'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–1989Patents assigned to DICTAPHONE CORP (6)· patent assignee history

1984Patents assigned to PITNEY BOWES INC (1)· patent assignee history

1984–1999Based in Huntington, CT, US· patent location history

1990–2005Patents assigned to NIDEC CORP (6)· patent assignee history

1999Patents assigned to NIDEC AMERICA CORP (1)· patent assignee history

2005Based in Barkhamsted, CT, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DICTAPHONE CORP	6	1984–1989
NIDEC CORP	6	1990–2005
NIDEC AMERICA CORP	1	1999
PITNEY BOWES INC	1	1984

Locations

Location	Patents	Span
Huntington, CT, US	13	1984–1999
Barkhamsted, CT, US	1	2005